Home / 315,257,960.37-472,932,072.04-96,926,636.63

Finding the Fourth Proportional to 315,257,960.37, 472,932,072.04 and 96,926,636.63

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Solution

The fourth proportional to 315,257,960.37, 472,932,072.04 and 96,926,636.63 is: 145,403,830.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,257,960.37 : 472,932,072.04 = 96,926,636.63 : x
  2. Step 2: Convert to fraction form
    315,257,960.37/472,932,072.04 = 96,926,636.63/x
  3. Step 3: Cross multiply
    315,257,960.37x = 472,932,072.04 × 96,926,636.63
  4. Step 4: Simplify right side
    315,257,960.37x = 45,839,715,097,294,064
  5. Step 5: Solve for x
    x = 45,839,715,097,294,064/315,257,960.37
  6. Step 6: Final answer
    x = 145,403,830.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.